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Anatomy and Physiology Terms: Muscles, Nerves, and Brain Structures, Quizzes of Physiology

Definitions for various terms related to human anatomy and physiology, including muscles and their actions (origin, insertion, flexion, extension, abduction, adduction), nerve structures (sulcus/fissure, gyrus, convolutions, hemisphere, chiasma, ventricle, sinus, ampulla), muscle components (actin and myosin filaments, striation), and additional terms (agonist, antagonist, plexus, medulla, cortex, vitreous, vestibule, semicircular, endocrine, exocrine).

Typology: Quizzes

2012/2013

Uploaded on 02/12/2013

kinsey4102
kinsey4102 🇺🇸

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TERM 1
Striation
DEFINITION 1
actin and myosin filaments arranged in an organized pattern
- appear to be marked by a series of bands called striations
TERM 2
my-o
DEFINITION 2
muscle
TERM 3
muscle origin
DEFINITION 3
attatchment of muscle to immovable bone
TERM 4
muscle insertion
DEFINITION 4
muscle attached to moveable bone
TERM 5
muscle action
DEFINITION 5
generation of tension in muscle
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Striation

actin and myosin filaments arranged in an organized pattern

- appear to be marked by a series of bands called striations

TERM 2

my-o

DEFINITION 2

muscle

TERM 3

muscle origin

DEFINITION 3

attatchment of muscle to immovable bone

TERM 4

muscle insertion

DEFINITION 4

muscle attached to moveable bone

TERM 5

muscle action

DEFINITION 5

generation of tension in muscle

antagonist

a substance that blocks an action

TERM 7

flexion

DEFINITION 7

joint angle decreasing

TERM 8

extension

DEFINITION 8

straightening movement increasing joint angle

TERM 9

abduction

DEFINITION 9

movement toward midline

TERM 10

adduction

DEFINITION 10

movement away from midline

rhomboid

rhombus shaped muscle associated with the scapula and

cheifly responsible for its retractionmajor and minor

rhomboid muscle

TERM 17

agonist

DEFINITION 17

a substance that triggers a response from a cell

TERM 18

sulcus/fissure

DEFINITION 18

deep groovefissure is a deeper groove

TERM 19

gyrus

DEFINITION 19

ridge on the cerebral cortexcrest of a single convolution

TERM 20

convolutions

DEFINITION 20

fold, twist, or coil of any organesp. the brain

hemisphere

section

TERM 22

chiasma

DEFINITION 22

A crossing or intersection of two tracts, as of nerves or

ligaments.

TERM 23

ventricle

DEFINITION 23

one of four communicating cavities with the brain

TERM 24

sinus

DEFINITION 24

air filled cavity in a dense portion of the skull

TERM 25

ampulla

DEFINITION 25

a sac-like enlargement of a canal or duc

medulla

inner most part

TERM 32

cortex

DEFINITION 32

a portion of the body

TERM 33

vitreous

DEFINITION 33

A clear, jelly-like substance that fills the middle of the eye

TERM 34

vestibule

DEFINITION 34

a space or cavity at the entrance to a canal, channel, tube, or

vessel

TERM 35

semicircular

DEFINITION 35

half circle

endocrine

Pertaining to hormones and the glands that make and

secrete them into the bloodstream through which they travel

to affect distant organs

TERM 37

exocrine

DEFINITION 37

Pertaining to the secretion of a substance out through a duct.